Skyjack SJKB-40-D Operating Manual page 8

General Work Conditions
Read and pay attention to all labels on the unit.
DO NOT
exert excessive side forces on platform while
elevated.
DO NOT
overload, the lift relief valve does not protect
against overloading when the platform is elevated.
DO NOT
alter or disable limit switches or other safety
devices.
DO NOT
raise your platform in windy or gusty
conditions.
DO NOT
exceed the rated capacity of your unit. Make
sure the load is evenly distributed on the platform.
Jobsite Hazards
DO NOT
operate the unit on surfaces not capable of
supporting the weight of the work platform, including the
rated load, e.g. covers, drains and trenches.
BE AWARE
of overhead obstacles, especially
electrical lines. Also be aware of poorly lit areas that
might hide overhead obstacles.
Figure 1-1. Front Panel Labels
SECTION 1, Page 2
DO NOT
elevate the work platform if the unit is not on
firm level surfaces. Avoid pot holes, loading docks,
debris, drop offs and surfaces that my affect the stability
of your work platform.
DO NOT
climb or descend a grade steeper than 30%
while in travel mode. Boom elevated driving must be
done only on firm surfaces. (Ref. Table 1-1)
ENSURE
that there is no person(s) in the path of
travel.
Work Platform Conditions
An operator should not use any work platform that:
Has ladders, scaffolding or other devices mounted on it
to increase its size or work height.
Does not have a clean, uncluttered work area.
Does not appear to be working properly.
Has been damaged or appears to have worn or missing
parts.
Has alterations or modifications not approved by the
manufacturer.
Has safety devices which have been altered or disabled.
DEC. 1999
JUN. 1999 SJKB-40-D, SJKB-40-D/F
11. BOOM RETRACT/EXTEND TOGGLE SWITCH -
This switch controls the retraction and extension of the
telescoping boom arm. To retract the boom arm, push
and hold this toggle switch to the " ñ " (retract) position.
Release switch to stop. To extend the boom arm, push
and hold this toggle switch to the " ò " (extend) position.
Release switch to stop.
12. PLATFORM LEVELING TOGGLE SWITCH - This
switch controls the leveling of the platform if adjustment
is necessary. If the platform is tilted away from the jib,
push and hold this toggle switch to the " ñ " (up) position.
Release switch when level. If the platform is tilted toward
the jib, push and hold this toggle switch to the " ò "
(down) position. Release switch when level.
13. PLATFORM LEFT/RIGHT ROTATION TOGGLE
SWITCH - This switch controls left and right rotation of
the platform. To rotate the platform to the left, push and
hold this toggle switch to the " ï " (left) position. Release
switch to stop. To rotate the platform to the right, push
and hold this toggle switch to the " ð " (right)
position.Release switch to stop.
14. BOOM SPEED CONTROL ROTARY SWITCH - This
rotary switch allows the operator to control the speed of
the lifting, lowering and rotation functions. To reduce the
speed of the funtions turn the knob counter-clockwise.
To increase the speed of the functions turn the knob
clockwise.
15. DRIVE/STEER CONTROLLER - This lever-type
controller allows the operator to drive in forward or reverse
and by using the rocker on top of the controller to steer
left or right
16. HORN PUSH BUTTON (Option) - If equipped with
the horn option , the horn is sounded by depressing the
red button on the Drive/Steer controller handle.
17. ENGINE WARNING LIGHT - This red indicator light
notifies the operator that the engine oil pressure is low or
the engine is overheating, the engine will shut off
automatically.
18. TILT SENSOR INDICATOR LIGHT - This red
indicator light warns the operator that the work platform
is on a slope which exceeds the limits for safe operation.
A warning buzzer will also sound.
19. FUNCTION ENABLE LIGHT - This red indicator
lighttells the operator that the foot switch has been
depressed and power is available to operate the controls
on the operator's control console.
SJKB-40-D, SJKB-40-D/F
OPERATING PROCEDURES
Before operating any control, read and completely
understand ALL Dangers, Warnings and Cautions on
the work platform and in this operator's manual.
OPERATORS CHECK LIST
INSPECT AND/OR TEST THE FOLLOWING
DAILY OR AT THE BEGINNING OF EACH SHIFT
1. OPERATING AND EMERGENCY CONTROLS.
2. SAFETY DEVICES.
3. PERSONAL PROTECTIVE DEVICES.
4. TIRES AND WHEELS.
5. OUTRIGGERS (IF EQUIPPED) AND OTHER
STRUCTURES.
6. AIR, HYDRAULIC AND FUEL SYSTEM FOR
LEAKS.
7. LOOSE OR MISSING PARTS OR HARDWARE.
8. CABLES OR WIRING HARNESS.
9. PLACARDS, WARNINGS, CONTROL
MARKINGS AND OPERATING MANUAL(S).
10. GUARDRAIL SYSTEM.
11. ENGINE OIL SYSTEM (IF SO EQUIPPED).
12. BATTERY FLUID LEVEL.
13. HYDRAULIC AND BRAKE FLUID RESERVOIR
LEVEL.
14. COOLANT LEVEL (IF SO EQUIPPED).
Prestart Checks
1. Check for obstacles around the work platform
and in the path of travel such as holes, drop
offs, debris, ditches and soft fill.
2. Check overhead clearances.
3. Make sure emergency lowering valves at the
base of the boom and jib cylinders are fully
closed.
4. Check fuel level. Make sure the valve on the
propane tank is in the open position (Dual Fuel
Option only).
Start and Operation
1. Turn the Control Circuit Disconnect Switch to
the "ON" position.
2. Pull out the Emergency Stop Button on the Base
Control Panel.
3. Select " " (platform) with Off/Platform/Base
Select Key Switch.
4. Enter the platform by sliding the entry bar at the
center of the platform upward. Make sure the
entry midrail returns to midrail position. Close
the gate (if so equipped).
JUN. 1999
SECTION 2, Page 7
Ma40-211